3145322 has 16 divisors (see below), whose sum is σ = 4929792. Its totient is φ = 1503360.

The previous prime is 3145297. The next prime is 3145327. The reversal of 3145322 is 2235413.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3145294 and 3145303.

It is not an unprimeable number, because it can be changed into a prime (3145327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5753 + ... + 6275.

It is an arithmetic number, because the mean of its divisors is an integer number (308112).

Almost surely, 2^3145322 is an apocalyptic number.

3145322 is a deficient number, since it is larger than the sum of its proper divisors (1784470).

3145322 is a wasteful number, since it uses less digits than its factorization.

3145322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653.

The product of its digits is 720, while the sum is 20.

The square root of 3145322 is about 1773.5055680770. The cubic root of 3145322 is about 146.5171191463.

Subtracting from 3145322 its reverse (2235413), we obtain a palindrome (909909).

The spelling of 3145322 in words is "three million, one hundred forty-five thousand, three hundred twenty-two".